꾸러미:
com.erkobg.plasticnumbers
다운로드:
10K
크기:
396 KB
지원되는 android 버전:
1.6 이상
업데이트 날짜:
2013년2월19일
You have probably d on most plastic products a recycling symbol with 1, 2, 3, 4, 5, 6 or 7 along with letters. So what are these exactly? The SPI resin identification coding system is a set of symbols placed on plastics to identify the polymer type.
댓글